Question

A rope lies on atable such that a part of it hangs down the table, when the length of hanging part is 1/3 of entire length the rope just begins to slide. The coefficient of friction between the rope and the table is:-
A. `2//3`
B. `1//2`
C. `1//3`
D. `1//6`

Answer 1

Correct Answer - B
`muxx(2m)/(3)g=(m)(3)g`
`mu(1)/(2)`